Description

2-Cyano-2,4-Pentadienoic Acid Ethyl Ester is a versatile, high-purity chemical intermediate featuring a conjugated diene system and an electron-withdrawing cyanoester group. This unique structure makes it a valuable building block for synthesizing complex heterocyclic compounds and functionalized polymers. It is primarily sought after by research and development chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing dihydropyridine or other nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging its reactivity for creating targeted bioactive molecules.
• Polymer & Material Science: Serves as a functional monomer or cross-linking agent for specialty polymers, coatings, and resins requiring specific optical or electronic properties.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions, Michael additions, and other cycloaddition chemistry to construct complex organic frameworks in academic and industrial R&D.
• Dye & Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and organic pigments due to its conjugated system.

Basic Information

Product Name	2-Cyano-2,4-Pentadienoic Acid Ethyl Ester
CAS No.	13654-65-4
Molecular Formula	C8H9NO2
Molecular Weight	151.16 g/mol
Synonyms	Ethyl 2-cyano-2,4-pentadienoate; 2,4-Pentadienoic acid, 2-cyano-, ethyl ester; Ethyl (2E)-2-cyanopenta-2,4-dienoate; 2-Cyano-2,4-pentadienoic acid ethyl ester; NSC 163022; Ethyl 2-cyanopenta-2,4-dienoate
EINECS	Contact for details

Quality Control

Our 2-Cyano-2,4-Pentadienoic Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.